/**
   * Present a GUI allowing the user to select shots in which each previously selected asset should
   * be updated.
   *
   * @return
   * @throws PipelineException
   */
  private String confirmShotsToUpdate() throws PipelineException {

    /* DO GUI DRAWING STUFF*/
    JScrollPane scroll = null;
    {
      Box ibox = new Box(BoxLayout.Y_AXIS);
      if (pAssetManager.isEmpty()) {
        Component comps[] = UIFactory.createTitledPanels();
        JPanel tpanel = (JPanel) comps[0];
        JPanel vpanel = (JPanel) comps[1];

        tpanel.add(Box.createRigidArea(new Dimension(sTSize - 7, 0)));
        vpanel.add(Box.createHorizontalGlue());

        ibox.add(comps[2]);
      } else {

        for (String assetName : pAssetManager.keySet()) {
          String name = getShortName(assetName);
          AssetInfo info = pAssetManager.get(assetName);

          Component comps[] = UIFactory.createTitledPanels();
          JPanel tpanel = (JPanel) comps[0];
          JPanel vpanel = (JPanel) comps[1];
          String title = "Replace " + name + " with ";
          title += getShortName(info.getNewAsset());

          JDrawer shotList = new JDrawer(title, (JComponent) comps[2], true);
          ibox.add(shotList);

          for (String shot : info.getLoHiResShots().keySet()) {

            String shortShot = getShortName(shot);
            JBooleanField field =
                UIFactory.createTitledBooleanField(
                    tpanel,
                    shortShot,
                    sVSize,
                    vpanel,
                    sTSize,
                    "Whether to replace this asset source for the node.");
            field.setName(shot);
            field.setValue(true);

            if (!pSubstituteFields.containsKey(assetName))
              pSubstituteFields.put(assetName, new LinkedList<JBooleanField>());

            pSubstituteFields.get(assetName).add(field);
            UIFactory.addVerticalSpacer(tpanel, vpanel, 3);
          }
        }
      }

      {
        JPanel spanel = new JPanel();
        spanel.setName("Spacer");

        spanel.setMinimumSize(new Dimension(sTSize + sVSize, 7));
        spanel.setMaximumSize(new Dimension(Integer.MAX_VALUE, Integer.MAX_VALUE));
        spanel.setPreferredSize(new Dimension(sTSize + sVSize, 7));

        ibox.add(spanel);
      }

      {
        scroll = new JScrollPane(ibox);
        scroll.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
        scroll.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);

        Dimension size = new Dimension(sTSize + sVSize + 52, 300);
        scroll.setMinimumSize(size);
        scroll.setPreferredSize(size);

        scroll.getViewport().setScrollMode(JViewport.BACKINGSTORE_SCROLL_MODE);
      }
    }

    /* query the user */
    JToolDialog diag = new JToolDialog("Update Assets Per Shot", scroll, "Confirm");
    diag.setVisible(true);

    /* Process User Input */
    if (diag.wasConfirmed()) {

      for (String asset : pSubstituteFields.keySet()) {
        for (JBooleanField field : pSubstituteFields.get(asset)) {
          Boolean bUpdate = field.getValue();
          if ((bUpdate == null) || !bUpdate) {
            pAssetManager.get(asset).getLoHiResShots().remove(field.getName());

            // logLine("\tRemoving: "+ getShortName(field.getName())
            // TODO		+" from list for "+ getShortName(asset));
          }
        }
      }
      return ": Modifying Nodes...";
    }
    return null;
  } // end confirmShotsToUpdate
  /**
   * Using a list of shots and the assets to be changed per shot, gets each shot node and modifies
   * the references as needed.
   */
  private void processNodes() throws PipelineException {
    /*each asset, its replacement and the lo-res versions*/
    for (String asset : pAssetManager.keySet()) {
      String newAsset = pAssetManager.get(asset).getNewAsset();
      String hrAsset = asset.replace(lr, "");
      String newHrAsset = newAsset.replace(lr, "");
      logLine(
          "Checking out nodes:\n\t"
              + asset
              + "\n\t"
              + hrAsset
              + "\n\t"
              + newAsset
              + "\n\t"
              + newHrAsset);

      mclient.checkOut(w.user, w.view, asset, null, over, froz);
      mclient.checkOut(w.user, w.view, newAsset, null, over, froz);
      mclient.checkOut(w.user, w.view, hrAsset, null, over, froz);
      mclient.checkOut(w.user, w.view, newHrAsset, null, over, froz);
    } // end for

    TreeMap<String, TreeSet<String>> shotBased = convertListToShotBased();
    TreeMap<String, String> nameMap = SonyConstants.getCustomNamespaces(project);
    TreeSet<String> oldRef = new TreeSet<String>();
    TreeSet<String> newRef = new TreeSet<String>();

    for (String shot : shotBased.keySet()) {
      // check out the shot

      if (shot.endsWith("anim")) mclient.checkOut(w.user, w.view, shot, null, keep, frozU);
      else {
        continue;
        // mclient.checkOut(w.user, w.view, shot, null, keep, pFroz);
      }
      logLine("Checking out: " + shot);

      NodeMod targetMod = mclient.getWorkingVersion(w.user, w.view, shot);
      if (!shot.matches(lgtPattern)) {

        if (targetMod.isActionEnabled()) {
          System.err.println("Anim node with action enabled");
          FileSeq fseq = targetMod.getPrimarySequence();
          VersionID targetID = targetMod.getWorkingID();
          TreeMap<String, VersionID> files = new TreeMap<String, VersionID>();
          files.put(fseq.getFile(0).getPath(), targetID);
          mclient.revertFiles(w.user, w.view, shot, files);
          targetMod.setActionEnabled(false);
        }

        w.mclient.modifyProperties(w.user, w.view, targetMod);
      }

      /*--checking the shot to be modified---*/

      for (String assetToReplace : shotBased.get(shot)) {
        if (assetToReplace.endsWith(lr)) {
          AssetInfo temp = pAssetManager.get(assetToReplace);
          oldRef.add(assetToReplace);
          newRef.add(temp.getNewAsset());
        } else {
          String hiRes = assetToReplace.replace(lr, "");
          AssetInfo temp = pAssetManager.get(hiRes);
          if (temp == null) continue;
          oldRef.add(assetToReplace);
          newRef.add(temp.getNewAsset() + lr);
        } // end else
      } // end for

      if (oldRef.isEmpty() || newRef.isEmpty()) {
        logLine("Shot " + shot + " somehow does not need any changes.");
        continue;
      } // end if

      editShotReferences(shot, targetMod, oldRef, newRef, nameMap);
    } // end for

    /*for(String shot: shotBased.keySet()){
    	//TODO: Check in nodes
    	String msg = "Checked in with UpdateAssetGUI. Removed:\n\t";
    	for(String asset: oldRef)
    		msg+= (asset + " ");

    	msg+="\nAdded:\n\t";
    	for(String asset: newRef)
    		msg+= (asset + " ");

    	mclient.checkIn(w.user, w.view,shot, msg, VersionID.Level.Major);
    }*/

  } // end processShots